Cap cover for keyboard keys

Details Cap cover for keyboard keys Cap cover for keyboard keys

1991-08-08

1993-03-16

Burr, Edgar S.

Typewriting machines

Key-board or key lever-actuating mechanism

235145R, B41J 516

Patent

active

051939240

ABSTRACT:
The invention is a cap cover for keyboard keys comprising a generally rectangular in the horizontal plane hollow box with a closed end and an open end, said open end being adapted to rest on a base plate or a grid plate of a keyboard, and said hollow box being adapted to receive keys or sets of keys through its open end.

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patent: 4948281 (1990-08-01), Werner

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